private void button1_Click(object sender, EventArgs e) { FrmPrinterChoice frmPrinterChoice = new FrmPrinterChoice(); if (frmPrinterChoice.ShowDialog() == DialogResult.OK) { if (CheckPrinterExist(frmPrinterChoice.PrinterName)) { Printer printer = new Printer(frmPrinterChoice.PrinterName); printer.isNew = true; InventPrinters.Add(printer); creListBox1.Items.Add(printer); } else { Alert.Show("Máy in đã có rồi", Color.Red); } } }
private void button1_Click(object sender, EventArgs e) { FrmPrinterChoice frmPrinterChoice =new FrmPrinterChoice(); if(frmPrinterChoice.ShowDialog() == DialogResult.OK) { if(CheckPrinterExist(frmPrinterChoice.PrinterName)) { Printer printer = new Printer(frmPrinterChoice.PrinterName); printer.isNew = true; InventPrinters.Add(printer); creListBox1.Items.Add(printer); } else { Alert.Show("Máy in đã có rồi",Color.Red); } } }